TY  - BOOK
AU  - Gupta, Prem Kumar 
AU  - 
TI  - Operations Research 
SN  - 9788121902816
U1  - 658.4034 G896o1976 
PY  - 1976///
CY  - New Delhi
PB  - S. Chand & Company LTD
KW  - Research
N1  - Includes Note; Includes Bibliographical References; Business Administration
ER  -